Moringa oleifera plant is a plant that is widely used as a medicinal plant that comes from the Moringa genus and belongs to the Moringaceae family. This study aims to isolate the secondary metabolite compound n-hexane extract from the stem bark of M. oleifera moringa and analyze its toxicity activity using the brine shrimp lethality test (BSLT) method. This study aims to isolate the secondary…